/*
 * Copyright 2015-2102 RonCoo(http://www.roncoo.com) Group.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.roncoo.pay.app.reconciliation.biz;

import com.roncoo.pay.common.core.utils.StringUtil;
import com.roncoo.pay.reconciliation.fileDown.service.ReconciliationFactory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.io.File;
import java.util.Date;

/**
 * 对账文件下载业务逻辑.
 * <p>
 * 龙果学院：www.roncoo.com
 *
 * @author：shenjialong
 */
@Component("reconciliationFileDownBiz")
public class ReconciliationFileDownBiz {

    private static final Log LOG = LogFactory.getLog(ReconciliationFileDownBiz.class);
    private static final int DOWNLOAD_TRY_TIMES = 3;// 下载尝试次数

    @Autowired
    private ReconciliationFactory reconciliationFactory;

    /**
     * 请求下载对账文件 .
     *
     * @param interfaceCode 支付渠道
     * @param billDate      账单日
     * @return
     */
    public File downReconciliationFile(String interfaceCode, Date billDate) {

        // 支付渠道编码
        if (StringUtil.isEmpty(interfaceCode)) {
            LOG.info("支付渠道编码为空");
            return null;
        }

        // 对账单下载
        return this.downFile(interfaceCode, billDate);
    }

    /**
     * 下载文件
     *
     * @param interfaceCode          接口编码
     * @param tradeGainCheckFileTime 业务对账文件的获取时间
     */
    private File downFile(String interfaceCode, Date billDate) {

        LOG.info("银行渠道编号[" + interfaceCode + "],进入下载业务对账文件操作>>>");

        try {
            File file = null;
            int downloadTrytimes = 0;
            // 默认尝试三次
            while (file == null && downloadTrytimes < DOWNLOAD_TRY_TIMES) {
                try {
                    downloadTrytimes++;
                    // 使用工厂模式
                    file = reconciliationFactory.fileDown(interfaceCode, billDate);
                } catch (Exception e) {
                    LOG.error("下载账单文件失败", e);
                    Thread.sleep(10000);
                }
            }
            return file;
        } catch (Exception e) {
            LOG.error("下载微信账单文件失败", e);
        }
        return null;
    }
}
